High-energy particles zipping through the cosmos are harmful to life on Earth, but scientists think it could be food for potential alien life elsewhere. Saturn's moon Enceladus (shown here in a 2006 ...

A financial crisis could be triggered by an announcement that aliens exist, according to Helen McCaw, a former policy expert of the Bank of England. McCaw told The Times of London that politicians and ...

"Results like these help not just pulsar science, but other fields of astronomy as well, including SETI." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no detectable technosignatures strong enough to suggest it is an alien spacecraft.

When some scientists and conspiracy theorists saw the strange trajectory of the space object 3I/ATLAS, some of them thought one thing: aliens. With a bizarre shape, an unusually precise trajectory, ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

How large is a large language model? Think about it this way. In the center of San Francisco there’s a hill called Twin Peaks from which you can view nearly the entire city. Picture all of it—every ...

The observatory will combine tech from NASA's most powerful space telescopes. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news ...